CARNITINE, FREE AND TOTAL, URINE

Mnemonic

MISC

Includes

Free carnitine, Long chain acylcarnitine

Specimen Collection Requirements

Collect

Urine, sterile urine container

Handling

CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered. Freeze specimen immediately.

Preferred Volume

5.0 mL

Minimum Volume

2.0 mL

Transport

Frozen

Rejection Criteria

Ambient or refrigerated specimens

Stability

Ambient: Unacceptable; Refrigerated: Unacceptable; Frozen: 1 month

Testing Information

Performed

Tue

Reported

3-10 days

Method

Tandem Mass Spectrometry

Referral Lab

ARUP (81308)

Reference Values

Reference Values

Interpretation provided.

CPT Codes

82379

Last Updated: Thursday, January 5, 2017 03:42:02 AM